AR023336A1 - WATERPROOF DISPERSIONS OF POLYURETHANE, PROCEDURE FOR OBTAINING, WATERPROOF POLYURETHANE SYSTEM, THE USE OF THE SAME FOR COATING, SUBSTRATES COVERED WITH SUCH SYSTEM AND PROCEDURE FOR COATING. - Google Patents

WATERPROOF DISPERSIONS OF POLYURETHANE, PROCEDURE FOR OBTAINING, WATERPROOF POLYURETHANE SYSTEM, THE USE OF THE SAME FOR COATING, SUBSTRATES COVERED WITH SUCH SYSTEM AND PROCEDURE FOR COATING.

Info

Publication number
AR023336A1
AR023336A1 ARP990105250A ARP990105250A AR023336A1 AR 023336 A1 AR023336 A1 AR 023336A1 AR P990105250 A ARP990105250 A AR P990105250A AR P990105250 A ARP990105250 A AR P990105250A AR 023336 A1 AR023336 A1 AR 023336A1
Authority
AR
Argentina
Prior art keywords
polyurethane
coating
mol
procedure
waterproof
Prior art date
Application number
ARP990105250A
Other languages
Spanish (es)
Original Assignee
Lanxess Deutschland Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7884718&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AR023336(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Lanxess Deutschland Gmbh filed Critical Lanxess Deutschland Gmbh
Publication of AR023336A1 publication Critical patent/AR023336A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C11/00—Surface finishing of leather
    • C14C11/003—Surface finishing of leather using macromolecular compounds
    • C14C11/006—Surface finishing of leather using macromolecular compounds using polymeric products of isocyanates (or isothiocyanates) with compounds having active hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
    • C08G18/0823—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing carboxylate salt groups or groups forming them
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
    • C08G18/4269—Lactones
    • C08G18/4277—Caprolactone and/or substituted caprolactone
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6625—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/34
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/703—Isocyanates or isothiocyanates transformed in a latent form by physical means
    • C08G18/705—Dispersions of isocyanates or isothiocyanates in a liquid medium
    • C08G18/706—Dispersions of isocyanates or isothiocyanates in a liquid medium the liquid medium being water
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Paints Or Removers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

Dispersiones acuosas de poliuretano que contienen un poliuretano, constituido por: a) al menos un poliol, preferentemente un diol, con un peso molecularmedio, determinado como media numérica, de 500 a 6000 g/mol, preferentemente 1000 a 4000, enespec ial 1500 a 3000 g/mol, b) al menos un poliol, preferentementediol, con un peso molecular de menos de 500 g/mol, preferentemente de 61 a 499 g/mol; c) al menos un poliisocianato alifático, preferentemente diisocianato;d) al menos un diol con unpeso m olecular menor que 450 g/mol, que porta uno o varios grupos ionicos y/o uno o varios grupos potencialmente ionicospreferentemente al menos un grupo ácido carboxílico o carboxilato; e) al menos una amina reactiva frente a grupos NCO, que portagrupos hidroxi, y posee unafuncionalidad de OH de 1 a 6; f) agua y, en caso dado; g) un monoalcohol, caracterizadas porque la proporcion molar de poliol de componente a) respecto a lasuma de polioles b) y d) asciende a 1:1,5 hasta 1,4preferentemente 1:2 a 1;3, la proporcion molar de la suma de polioles a), b) y d) respecto a poliisocianatoc) a 1:1,1 hasta 1:2,5, preferentemente 1:1,2 a 1:1,7, ascendiendo la funcionalidad de OH del poliuretano a 2 hasta 6, preferentemente 2 a 4,y ascendiendo elpeso mo lecular medio de poliuretano, determinado como media numérica, a menos de 15000, preferentemente de 2500 a 10000, en especial de 3000 a 7000 g/mol;procedimiento para su obtencion, sistema acuoso de poliuretano, el empleo delmismo para revestimiento, sustratos revestidos con dicho sistema y procedimientopara el revestimiento.Aqueous polyurethane dispersions containing a polyurethane, consisting of: a) at least one polyol, preferably a diol, with an average molecular weight, determined as a numerical average, of 500 to 6000 g / mol, preferably 1000 to 4000, especially 1500 to 3000 g / mol, b) at least one polyol, preferably diol, with a molecular weight of less than 500 g / mol, preferably 61 to 499 g / mol; c) at least one aliphatic polyisocyanate, preferably diisocyanate; d) at least one diol with a molecular weight less than 450 g / mol, which carries one or more ionic groups and / or one or more potentially ionic groups, preferably at least one carboxylic acid group or carboxylate; e) at least one reactive amine against NCO groups, which carries hydroxy groups, and has an OH functionality of 1 to 6; f) water and, where appropriate; g) a monoalcohol, characterized in that the molar ratio of polyol of component a) with respect to the sum of polyols b) and d) amounts to 1: 1.5 to 1.4 preferably 1: 2 to 1; 3, the molar ratio of the sum of polyols a), b) and d) with respect to polyisocyanoc) to 1: 1.1 to 1: 2.5, preferably 1: 1.2 to 1: 1.7, the OH functionality of the polyurethane increasing to 2 to 6 , preferably 2 to 4, and ascending the average molecular weight of polyurethane, determined as a numerical average, to less than 15,000, preferably from 2,500 to 10,000, especially from 3,000 to 7,000 g / mol; process for obtaining it, aqueous polyurethane system , the use of the same for coating, substrates coated with said system and procedure for coating.

ARP990105250A 1998-10-16 1999-10-15 WATERPROOF DISPERSIONS OF POLYURETHANE, PROCEDURE FOR OBTAINING, WATERPROOF POLYURETHANE SYSTEM, THE USE OF THE SAME FOR COATING, SUBSTRATES COVERED WITH SUCH SYSTEM AND PROCEDURE FOR COATING. AR023336A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19847791A DE19847791A1 (en) 1998-10-16 1998-10-16 Aqueous polyurethane dispersions

Publications (1)

Publication Number Publication Date
AR023336A1 true AR023336A1 (en) 2002-09-04

Family

ID=7884718

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP990105250A AR023336A1 (en) 1998-10-16 1999-10-15 WATERPROOF DISPERSIONS OF POLYURETHANE, PROCEDURE FOR OBTAINING, WATERPROOF POLYURETHANE SYSTEM, THE USE OF THE SAME FOR COATING, SUBSTRATES COVERED WITH SUCH SYSTEM AND PROCEDURE FOR COATING.

Country Status (10)

Country Link
US (1) US6284836B1 (en)
EP (1) EP0994136B1 (en)
JP (1) JP4755744B2 (en)
KR (1) KR100605423B1 (en)
AR (1) AR023336A1 (en)
AT (1) ATE356156T1 (en)
AU (1) AU768848B2 (en)
CA (1) CA2285821A1 (en)
DE (2) DE19847791A1 (en)
ZA (1) ZA996525B (en)

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Also Published As

Publication number Publication date
EP0994136B1 (en) 2007-03-07
DE59914235D1 (en) 2007-04-19
AU5402099A (en) 2000-04-20
CA2285821A1 (en) 2000-04-16
EP0994136A1 (en) 2000-04-19
JP2000119511A (en) 2000-04-25
US6284836B1 (en) 2001-09-04
KR20000029096A (en) 2000-05-25
AU768848B2 (en) 2004-01-08
ATE356156T1 (en) 2007-03-15
JP4755744B2 (en) 2011-08-24
DE19847791A1 (en) 2000-04-20
KR100605423B1 (en) 2006-07-31
ZA996525B (en) 2000-04-17

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